| Oct 2026 | Alan Gray and A.G. Risk Management | Lewis & Ellis | Novacap | Acquisition | Accounting-adjacent (insurance services) | Insurance consulting business provides claims consulting, forensic accounting and legal expense management; subsidiary adds run-off administration and accounting support. |
| Oct 2026 | Aldrich group of companies | CohnReznick | Apax Partners | Acquisition agreement | Mixed accounting and wealth | Agreement covers Aldrich CPAs + Advisors and Aldrich Wealth. Closing expected in mid-December 2026. |
| Oct 2026 | BAO Consulting Group | CFGI | Carlyle; CVC Capital Partners | Acquisition | Accounting and advisory | Dallas and Houston advisory business adds accounting and finance support, CFO and controller services, finance transformation and transaction work. |
| Oct 2026 | Blume Keeney | Larson Gross | Thrive Holdings (Current) | Acquisition | Accounting and tax | Everett, Wash., tax and consulting team joins Larson Gross. Effective Sept. 15; announced Oct. 23. |
| Oct 2026 | Charted NetSuite services practice | WilliamsMarston | Kelso & Company | Acquisition | Accounting-adjacent | Acquires the NetSuite services practice. Charted's accounts payable software company remains independent. |
| Oct 2026 | Comtax | Ryan | Onex Partners; Ares Management; Neuberger Berman | Acquisition | Accounting and tax (international) | Brazilian tax technology and consulting business adds tax determination, compliance, systems implementation and tax audit support. |
| Oct 2026 | Equify Advisors | Elliott Davis | Flexpoint Ford | Acquisition | Accounting-adjacent | NetSuite implementation, business systems consulting and advanced analytics business joins Elliott Davis. |
| Oct 2026 | Fabietti, Hale, Hammerstedt & Powers | Prosperity Partners | Lightyear Capital; Unity Partners (continuing minority) | Acquisition | Accounting and tax | Southern New Jersey advisory, tax, client accounting and attest practice acquired. The acquired practice's clients include family-owned and closely held businesses. |
| Oct 2026 | Fastrics | KNAV | NKSquared | Acquisition | Accounting-adjacent | Florida technology consulting and digital transformation business adds Workiva, connected reporting, governance, risk and compliance capabilities. |
| Oct 2026 | Flightline | Stout | Integrum Holdings | Acquisition | Accounting-adjacent | AI technology and engineering business acquired after a period of collaboration. |
| Oct 2026 | Forensic Accountants & Consultants | J.S. Held | Kelso & Company | Acquisition | Accounting and advisory | Forensic accounting and litigation consulting practice acquired and integrated. |
| Oct 2026 | Goal Line Financial | Mercer Advisors | Oak Hill Capital; Genstar Capital; Altas Partners | Acquisition | Wealth management | Cincinnati wealth management firm acquired. |
| Oct 2026 | Havard & Associates | BK Plus | Palatine Private Equity | Acquisition | Accounting and tax (international) | Hornchurch, England, accounting, bookkeeping, payroll and tax practice joins BK Plus. |
| Oct 2026 | KBS CFO | Numera | Astira Capital Partners | Acquisition | Accounting and advisory | Fractional CFO, bookkeeping and client advisory services practice joins Numera. |
| Oct 2026 | Loveridge Hunt & Co. | Eide Bailly | Reverence Capital Partners (investment announced; closing before this acquisition unconfirmed) | Combination announced | Accounting and tax | Bellevue, Wash., tax, accounting, audit and consulting firm announces joining Eide Bailly. Effective Oct. 19. |
| Oct 2026 | Platform Accounting Group | Treville-led financing group | Treville Capital Group; Vista Credit Partners; Siguler Guff; Aquiline; Brightwood Capital Advisors; The Cynosure Group | Growth financing | Accounting and advisory | One completed $355 million financing with six named participants. The total includes PT&C Group Holdings’ $85 million equity offering, according to reported company confirmation. |
| Oct 2026 | Quish | Sequoia Financial Group | Valeas Capital Partners | Acquisition | Wealth management | Boulder, Colo., family office and wealth management firm acquired. |
| Oct 2026 | Rosetree Solutions | Citrin Cooperman | Blackstone | Acquisition | Accounting-adjacent | AI consulting business acquired; transaction closed Oct. 1. New Mountain Capital exited Citrin Cooperman in April 2025. |
| Oct 2026 | ScaleUp Financial Solutions | Larson Gross | Thrive Holdings (Current) | Acquisition | Accounting and advisory | Fractional CFO, controller and outsourced accounting business joins Larson Gross, effective Oct. 2. ScaleUp retains its brand. |
| Oct 2026 | Sephton Accountants | BK Plus | Palatine Private Equity | Acquisition | Accounting and tax (international) | Solihull, England, practice adds accountancy, tax, VAT, bookkeeping, audit and payroll services. |
| Oct 2026 | Stolberg & Blanchette | Walter Shuffain (Ascend) | Alpine Investors | Acquisition | Accounting and tax | Worcester, Mass., public accounting practice joins Walter Shuffain, adding tax, assurance, advisory and business valuation capabilities. |
| Oct 2026 | Stride | Accordion | Charlesbank Capital Partners; Motive Partners | Acquisition | Accounting-adjacent | Software engineering and AI systems business joins the financial consulting firm. |
| Oct 2026 | Stroemer & Company | CRI | Centerbridge Partners; Bessemer Venture Partners | Acquisition | Accounting and tax | Fort Myers, Fla., accounting, audit and tax practice specializing in community associations joins CRI. |
| Oct 2026 | TGRP Solutions | Aprio | Charlesbank Capital Partners | Acquisition | Accounting and advisory | Technical accounting, fractional CFO, transaction support, staffing and recruiting business joins Aprio, effective Oct. 1. |
| Oct 2026 | The Curchin Group | HBK | H.I.G. Capital (investment announced; closing before this acquisition unconfirmed) | Acquisition | Accounting and tax | New Jersey accounting and advisory practice joins HBK. Effective Oct. 16. |
| Oct 2026 | Whalen CPAs | UHY | Summit Partners | Acquisition | Accounting and tax | Central Ohio tax, accounting, audit, valuation and advisory firm joins UHY. |
| Oct 2026 | White Hart Associates | Shaw Gibbs | ECI Partners | Acquisition | Accounting and tax (international) | Richmond, England, practice combines audit, accountancy and tax with corporate finance and travel-sector regulatory advice. |